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| business license | Dangerous chemical certificate (positive) | Dangerous certificate (negative) |
 |  |  |
| Second class | Three types of vouchers | Opening permit |
 |  |  |
| Three-level dangerous chemicals company | Trade filing (positive) | Customs registration |
 |  |  |
| Safety Evaluation Report | Environmental System Certification (Chinese) | Quality System Certification (Chinese) |
 |  |  |
| Trademark certificate | Plant Property Certificate | Plant land certificate |